Geometry Midterm

Front

Find the distance between the points (-1, 4) and (0, -4).

Back

8.06 units

Front

Given m∠2=38° and m∠4=86°, find m∠1.

Back

m∠1 = 86°

Front

What is Reason 5 in triangle congruence?

Back

AAS (Angle-Angle-Side) is a method to prove triangle congruence.

Front

What is Statement 4 in triangle congruence?

Back

AC ⩭ AC (Reflexive Property of Equality) is used in triangle congruence.

Front

What is the measure of angle b if it is given as m∠b?

Back

m∠b = 56°

Front

What is the distance formula in geometry?

Back

Distance = √((x2 - x1)² + (y2 - y1)²) for points (x1, y1) and (x2, y2).

Front

What does AAS stand for in triangle congruence?

Back

AAS stands for Angle-Angle-Side, a criterion for triangle congruence.

Front

What is the definition of congruent angles?

Back

Congruent angles are angles that have the same measure.

Front

What is the definition of a reflexive property?

Back

The reflexive property states that a quantity is equal to itself (e.g., AC ⩭ AC).

Front

What is the sum of angles in a triangle?

Back

The sum of the interior angles in a triangle is always 180°.